How do I unlock restricted PDF files?
I'm using Adobe Acrobat Pro XI and can download the "Download PDFs" option from Tools >> Preferences.
When I press "Download PDFs" and select a document file from my library, it does add a (pdf) button next to the options to "Import", "Save" or "Open". However, I need to "Unlock" the document before I can do anything with it.
What's the best way of doing this? I've done some reading and found that by enabling JavaScript in the browser (which seems a bit extreme to me) you can do things like add a button to the PDF. How do you think is the best way to do this? Here's a link to a PDF file which does not display the unlock button: And another which does (the PDF is available in the file link below): I don't know where Adobe put the code for the button but you can use javascript to do that. A good way is using a js plugin like this one. Here is a simple example :